
Image Credit: Malcolm Southwood
Specimen Title
Wulfenite (w. kaolinite and kegelite)
Associated Minerals
kaolinite; kegelite
Principal Mineral
Size
Miniature; 35mm
Location in the Mine
Second oxidation zone (?)
Provenance
Grosch, K.
Collection
Southwood, M.; MS2014.048
Entry Number
Specimen; TSNB425
Description
Amber-coloured wulfenite crystals (to 15 mm) in a shallow vug in corroded sulphide, accompanied by a soft, pearlescent, silky-white intergrowth of kegelite and kaolinite (both XRD indicated).
The specimen is almost certainly from the second oxidation zone and was formerly in the collection of Karlheinz Grosch.